mitsubishi Repair Tips
Search: mitsubishi
Results 620
Results 620
Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
---|---|---|---|---|---|
Mitsubishi | Euro 12 | Int blows Q552 | Dry joints T551 | ||
Mitsubishi | Euro 12 | Hum in st/by & no degaussing | C960 1000µ 35v in 24v supply | ||
Mitsubishi | Euro 12 | High HT - should be 120v | C906 47µ 50v, C909 2µ2 50v & 2 x 3v zener diodes D907 & 908 | ||
Mitsubishi | Euro 12 | Freq blows SD1887 sw mode transistor | Mod kit avail from WVE (Q901 modkit) & change TEA2261 | ||
Mitsubishi | Euro 12 | Field collapse | IC451 TDA8178S (must use correct one or foldover occurs if TDA8178FS is used - very expensive!) Also check C452 220µ 35v & 122v HT at TP91 | ||
Mitsubishi | Euro 12 | Field collapse | Replace TDA8178S & check C956 1000µ 35v, C452 220µ 25v & HT - Mitsi mod kit 2 available from Grandata (cheaper) | ||
Mitsubishi | Euro 12 | Field collapse | Replace chip - must be same suffix - use Phoenix repair kit from Grandata | ||
Mitsubishi | Euro 12 | Field collapse | No 28v to TDA8178S - R976 0R82 in psu o/c | ||
Mitsubishi | Euro 12 | Excess width, bowed verts & pic shifted sideways | Low amp H SYNC fback pulse from LOP - D559 1N4148 s/c - check for dry joints LOPTx | ||
Mitsubishi | Euro 12 | Excess width | TEA2031A | ||
Mitsubishi | Euro 12 | Dies at sw on with squealing | C956 1000µ 35v, C958 1000µ 16v, C964 1000µ 50v leaky & dry joints & IC551 (e/w chip) & TEA2031A damaged | ||
Mitsubishi | Euro 12 | Dead or Int reverts to st/by - LOPTr Q522 fails periodically - possibly due to high HT | C906 47µ 50v drive coupling cap - also check C905 470µ 35v, C909 100µ 25v,C920 100µ 25v, R961 150k, R972, R960, D907 RD3.0 s/c & IC950; Q522 = 2SD1877 (21"), 2SD1878 (25"), 2SD1879 (29") | ||
Mitsubishi | Euro 12 | Dead apart from 3 chirps at sw on | LOPTr 2SD1878 s/c also replaced C956 47µ in psu | ||
Mitsubishi | Euro 12 | Dead - off with bang | C906 47µ 63v, Q901 2SD1887, R901 4R7 10w, IC901 TEA2261, D907/8 RD3.0FB1, C920 100µ 63v - C975 47µ 63v was the cause | ||
Mitsubishi | Euro 12 | Dead - LOPTr s/c due to High HT | Check R961 150k & C906 47µ 50v & IC950 | ||
Mitsubishi | Euro 12 | Dead - Chopper Q901 & lop tr Q552 u/s | Q901 serv kit fitted & Q552 2SD1878 also C905 470µ 35v, C906 47µ 50v, C909 2µ2 50v, C920 100µ 25v | ||
Mitsubishi | Euro 12 | Dead - blows Q901 | C906 47µ 50v | ||
Mitsubishi | Euro 12 | Dead | Q552 2SD1878 s/c; R901 4R7 10w o/c | ||
Mitsubishi | Euro 12 | Contrast low with fb lines | IC251 pin 7 only 1.2v instead of 2.9v; 12v line low as Q704 leaky | ||
Mitsubishi | Euro 12 | Blue excessive (or Green/Red) | D656 leaky on crt base ( or D655, D657) |